Holley EFI 12.3" Pro Dash HO553-111 Roll Over Valves for an overall height adjustment

for an overall height adjustment from 10-16in

AR154-5401

7/16" Stud Girdle Solid Bar DesignSuit Small Block Chevy

They are engineered for high rpm

AF129-06BLK

Holley EFI 12.3" Pro Dash HO553-111 Roll Over Valves for an overall height adjustmentHolley EFI 12. 3" Pro DashDigital Touch Screen HO553 111 553 111 Trust. Whether it's your engine builder, team members, or EFI System, trust is earned, not given. When your expensive engine, sponsorship and reputation are on the line, trust your engine monitoring to the Holley EFI 12. 3" Pro Dash! The Holley EFI Pro Dash measures 13. 44" wide, 5. 81" tall, and 1. 25" deep. The Pro Dash is completely customizable for use in a variety of motorsports